公开(公告)号：JPH05197952A

公开(公告)日：1993-08-06

申请号：JP16897892

申请日：1992-06-26

Applicant: BASF MAGNETICS GMBH

Inventor： YOOZEFU BIRUKUMAN ,  FURIIDORITSUHI HERUTO ,  GOTSUTOFURIITO RUTSU ,  BERUNTO SHIYORUTEIZUITSUKU ,  HOSE TORARU

IPC: B65H18/04 ,  B65H75/24 ,  G11B5/84

Abstract: PURPOSE: To reduce wearing, to provide a large spring stroke, to provide variable spring force, to be compact and to increase the diameter of a winding axis. CONSTITUTION: A fastening device is provided with segments 2, obtained by dividing a ring in a peripheral direction, the tip faces 13 of these segments 2 are chamfered, these segments 2 are held between intermediate pieces 3 in the shape of mushrooms with the inner surfaces 7 of similar inclination, and these segments 2 are applied with loads outward in a radial direction by a spring element 4.

公开(公告)号：JPH05138587A

公开(公告)日：1993-06-01

申请号：JP10722592

申请日：1992-04-27

Applicant: BASF MAGNETICS GMBH

Inventor： YOOZEFU BIRUKUMAN ,  KURAUSU BOTO ,  BERUNTO SHIYORUTEIZUITSUKU

IPC: B26D1/24 ,  B26D7/26 ,  B65H35/08

Abstract: PURPOSE: To constitute a cutting device for a film web, having a blade to be hardly worn, capable of reliably fixing the blade, having a simple structure and high accuracy, and capable of easily assembling and disassembling a blade shaft. CONSTITUTION: A disc blade 1 is fitted in a groove 5 formed on an intermediate ring 13, this disc blade 1 is pressed to one wall of the groove 5 by a spring element 14 fitted in the groove 5, and a point of action of the spring element 14 is in the diameter of the intermediate ring 13.